Separations,
Год журнала:
2024,
Номер
11(7), С. 218 - 218
Опубликована: Июль 22, 2024
The
cultivation
of
microalgae
from
municipal
wastewater,
while
simultaneously
removing
nutrients
the
water
column,
has
potential
to
aid
biodiesel
production
and
carbon
dioxide
fixation,
thereby
alleviating
pressure
energy
shortages.
In
this
research,
different
ratios
sodium
bicarbonate
glucose
were
used
prepare
simulated
wastewater.
results
demonstrated
that
most
effectively
treated
under
one-stage
direct
treatment
conditions.
During
culture,
effective
was
observed
for
IAA-3,
which
exhibited
a
dry
weight
1.4363
g/L
lipid
content
25.05%
after
stimulation
with
0.0005
M
NaHCO3.
contrast,
NaHCO3-2
optimal
performance
during
secondary
1.6844
18.05%.
Finally,
economic,
social
environmental
benefits
(IAA-3)
analyzed.
found
be
USD
0.50989/L,
those
0.43172/L.
For
each
tonne
wastewater
treated,
sequestration
IAA-3
0.45645
0.85725,
respectively.
New Biotechnology,
Год журнала:
2023,
Номер
78, С. 84 - 94
Опубликована: Окт. 9, 2023
Microalgae-based
wastewater
treatment
has
been
conceived
to
obtain
reclaimed
water
and
produce
microalgal
biomass
for
bio-based
products
biofuels
generation.
However,
harvesting
is
challenging
expensive,
hence
one
of
the
main
bottlenecks
full-scale
implementation.
Finding
an
integrated
approach
that
covers
concepts
engineering,
green
chemistry
application
microbial
anabolism
driven
towards
processes,
mandatory
widespread
establishment
microalgae
plants.
By
using
nature-based
substances
applying
chemical
functionalization
in
already
established
methods,
costs
processes
could
be
reduced
while
preventing
contamination.
Moreover,
produced
during
have
unique
culture
characteristics,
such
as
consortia,
which
are
primarily
composed
bacteria,
should
accounted
prior
downstream
processing.
The
aim
this
review
examine
recent
advances
recovery
systems,
considering
impact
consortia
variability.
available
technologies,
coagulation/flocculation,
coupled
sedimentation
differential
air
flotation,
provided.
Additionally,
promising
technologies
discussed,
including
autoflocculation,
bioflocculation,
new
filtration
materials,
nanotechnology,
microfluidic
magnetic
methods.
